申请人:Synthon B.V.
公开号:EP1078925A1
公开(公告)日:2001-02-28
Process for providing a salt ion or solvate, comprising the steps of mixing together a compound having the formula I:
wherein:
- R represents an alkyl or alkynyl group having 1-4 carbon atoms, or a phenyl group optionally substituted by C1-4 alkyl, alkylthio, alkoxy, halogen, nitro, acylamino, methylsulfonyl or methylenedioxy, or represents tetrahydronaphthyl,
- R1 represents hydrogen, trifluoro (C1-4) alkyl, alkyl or alkynyl,
- X represents hydrogen, alkyl having 1-4 carbon atoms, alkoxy, trifluoroalkyl, hydroxy, halogen, methylthio or aralkoxy,
- R2 represents:
a C1-C10 alkyl group,
a phenyl group optionally substituted by one or more of the following groups:
a C1-C10 alkyl group,
a halogen group,
a nitro group,
hydroxy group,
and/or an alkoxy group,
with a reagent selected from the group consisting essentially of:
hydrochloric acid
citric acid
hydrobromic acid
embonic acid/pamoic acid
hydriodic acid
sulfuric acid
acetic acid
water
propionic acid
methanol
maleic acid
ethanol
fumaric acid
oxalic acid
succinic acid
tartaric acid.
提供盐离子或溶剂的过程,包括以下步骤:将具有I式的化合物混合在一起:其中:- R代表具有1-4个碳原子的烷基或炔基,或者是苯基,可选地被C1-4烷基,烷硫基,烷氧基,卤素,硝基,酰胺基,甲基磺酰基或亚甲基二氧基取代,或者代表四氢萘基,- R1代表氢,三氟(C1-4)烷基,烷基或炔基,- X代表氢,具有1-4个碳原子的烷基,烷氧基,三氟烷基,羟基,卤素,甲硫基或芳基氧基,- R2代表:C1-C10烷基,可选地被以下一种或多种基团取代的苯基:C1-C10烷基,卤素基团,硝基,羟基和/或烷氧基,与从以下基团中选择的试剂混合:盐酸,柠檬酸,氢溴酸,恩邦酸/帕莫酸,碘化氢,硫酸,乙酸,水,丙酸,甲醇,马来酸,乙醇,富马酸,草酸,琥珀酸,酒石酸。